Home / 14,783.45-22,175.64-6,459.21

Finding the Fourth Proportional to 14,783.45, 22,175.64 and 6,459.21

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Solution

The fourth proportional to 14,783.45, 22,175.64 and 6,459.21 is: 9,689.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,783.45 : 22,175.64 = 6,459.21 : x
  2. Step 2: Convert to fraction form
    14,783.45/22,175.64 = 6,459.21/x
  3. Step 3: Cross multiply
    14,783.45x = 22,175.64 × 6,459.21
  4. Step 4: Simplify right side
    14,783.45x = 143,237,115.64
  5. Step 5: Solve for x
    x = 143,237,115.64/14,783.45
  6. Step 6: Final answer
    x = 9,689.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.